UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't0I3d8EBMhzEcREKiTQwrWAROlB8A5tAiPT6X/Euzqc=' 
WHERE 
  key_id = '15495083129d89d84fe7a7b079a5d10ad5b615e96e19b924ce1575dbdd890fbe' 
  AND (
    token = 't0I3d8EBMhzEcREKiTQwrWAROlB8A5tAiPT6X/Euzqc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )